DK3205016T3 - Forstærkerkredsløb og fremgangsmåde - Google Patents

Forstærkerkredsløb og fremgangsmåde Download PDF

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Publication number
DK3205016T3
DK3205016T3 DK14793645.4T DK14793645T DK3205016T3 DK 3205016 T3 DK3205016 T3 DK 3205016T3 DK 14793645 T DK14793645 T DK 14793645T DK 3205016 T3 DK3205016 T3 DK 3205016T3
Authority
DK
Denmark
Prior art keywords
procedure
amplifier circuit
amplifier
circuit
Prior art date
Application number
DK14793645.4T
Other languages
English (en)
Inventor
Richard Hellberg
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of DK3205016T3 publication Critical patent/DK3205016T3/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0288—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/605—Distributed amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/405—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising more than three power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/423—Amplifier output adaptation especially for transmission line coupling purposes, e.g. impedance adaptation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microwave Amplifiers (AREA)
  • Amplifiers (AREA)
DK14793645.4T 2014-10-06 2014-10-06 Forstærkerkredsløb og fremgangsmåde DK3205016T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2014/051158 WO2016056953A1 (en) 2014-10-06 2014-10-06 Amplifier circuit and method

Publications (1)

Publication Number Publication Date
DK3205016T3 true DK3205016T3 (da) 2021-01-11

Family

ID=51862508

Family Applications (1)

Application Number Title Priority Date Filing Date
DK14793645.4T DK3205016T3 (da) 2014-10-06 2014-10-06 Forstærkerkredsløb og fremgangsmåde

Country Status (5)

Country Link
US (1) US10193503B2 (da)
EP (1) EP3205016B1 (da)
CN (1) CN107078694A (da)
DK (1) DK3205016T3 (da)
WO (1) WO2016056953A1 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10116265B2 (en) 2016-04-11 2018-10-30 Telefonaktiebolaget Lm Ericsson (Publ) Modular and scalable power amplifier system
US10944369B2 (en) 2016-07-14 2021-03-09 Telefonaktiebolaget Lm Ericsson (Publ) Amplifier circuit and method for compensating an output signal provided at an output of the amplifier circuit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5568086A (en) * 1995-05-25 1996-10-22 Motorola, Inc. Linear power amplifier for high efficiency multi-carrier performance
US5786727A (en) * 1996-10-15 1998-07-28 Motorola, Inc. Multi-stage high efficiency linear power amplifier and method therefor
SE522479C2 (sv) 2002-01-16 2004-02-10 Ericsson Telefon Ab L M Sammansatt effektförstärkare
US6700444B2 (en) * 2002-01-28 2004-03-02 Cree Microwave, Inc. N-way RF power amplifier with increased backoff power and power added efficiency
KR100480496B1 (ko) * 2002-11-18 2005-04-07 학교법인 포항공과대학교 도허티 증폭기를 이용한 신호 증폭 장치
KR100814415B1 (ko) 2007-02-14 2008-03-18 포항공과대학교 산학협력단 하모닉 제어 회로를 이용한 고효율 도허티 전력 증폭기
US8274332B2 (en) 2007-04-23 2012-09-25 Dali Systems Co. Ltd. N-way Doherty distributed power amplifier with power tracking
FR2935849A1 (fr) * 2008-09-10 2010-03-12 Thomson Licensing Melangeur bi-mode signaux
WO2010068152A1 (en) 2008-12-09 2010-06-17 Telefonaktiebolaget L M Ericsson (Publ) Multi-stage amplifier
EP2383883B1 (en) * 2010-04-23 2013-07-17 Nxp B.V. Power amplifier
EP2475095B1 (en) 2011-01-07 2013-09-18 Alcatel Lucent Doherty amplifier
CN102355198B (zh) * 2011-08-01 2013-11-27 深圳大学 多路非对称Doherty功率放大器
CN202772845U (zh) * 2012-09-11 2013-03-06 贵州民族大学 一种集成对称型射频功率放大器
CN104052410B (zh) * 2014-06-27 2019-08-30 京信通信系统（中国）有限公司 高效率线性功放系统及其实现方法

Also Published As

Publication number Publication date
US20170250657A1 (en) 2017-08-31
WO2016056953A1 (en) 2016-04-14
EP3205016A1 (en) 2017-08-16
US10193503B2 (en) 2019-01-29
CN107078694A (zh) 2017-08-18
EP3205016B1 (en) 2020-12-02

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